zhiics commented on a change in pull request #6337:
URL: https://github.com/apache/incubator-tvm/pull/6337#discussion_r479481384
##########
File path: src/runtime/vm/vm.cc
##########
@@ -68,8 +68,17 @@ inline ObjectRef CopyTo(ObjectRef src, const DLContext& ctx)
{
if (nd_array->ctx.device_type != ctx.device_type) {
return nd_array.CopyTo(ctx);
}
+ return src;
+ } else {
+ CHECK(src->IsInstance<ADTObj>())
+ << "VM data must be NDArray or a list of NDArray, but received: " <<
src->_type_key;
+ std::vector<ObjectRef> ret;
+ ADT adt = Downcast<ADT>(src);
+ for (size_t i = 0; i < adt.size(); i++) {
+ ret.push_back(CopyTo(adt[i], ctx));
+ }
+ return ADT(0, ret.begin(), ret.end());
Review comment:
Yeah, for the input we only used Tuple whose tag is 0. But you are
right, it's better to use tag.
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